SIMPLE METHOD FOR MEASURING PHASE MODULATION IN LIQUID-CRYSTAL TELEVISIONS

被引:104
作者
ZHANG, Z
LU, GW
YU, FTS
机构
[1] The Pennsylvania State Univ., University Park, PA
关键词
LIQUID CRYSTAL TELEVISION; PHASE MODULATION; RONCHI GRATING; KINOFORM;
D O I
10.1117/12.177518
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The relative phase shift of light transmitted through a liquid crystal television (LCTV) panel as a function of the applied voltage on the LCTV can be obtained by writing a Ronchi grating pattern to the LCTV and measuring the intensities in the diffraction pattern at the Fourier plane combined with the amplitude modulation factor. A kinoform is synthesized on the LCTV based on the measured phase shift demonstrating the phase-mostly modulation.
引用
收藏
页码:3018 / 3022
页数:5
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